C31232233133313221211113313331333132313331322121111113313311211111231121   >>    C3123223313331322121111331333133313231333132212111111331331121111123112   <<    C31232233133313221211113313331333132313331322121111113313311211111231123   >>      C31232233133313221211113313331333132313331322121111113313311211111231122   >>